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词汇 runaway selection
释义

Definition of runaway selection in English:

runaway selection

noun
Biology

  • Sexual selection for traits which do not contribute to survival or which are detrimental to it, but which nevertheless increase the reproductive success of animals possessing them, so that there is positive feedback for their maintenance and augmentation over the generations; more fully "runaway sexual selection".

Origin

1970s; earliest use found in Science.

Definition of runaway selection in US English:

runaway selection

noun
Biology

  • Sexual selection for traits which do not contribute to survival or which are detrimental to it, but which nevertheless increase the reproductive success of animals possessing them, so that there is positive feedback for their maintenance and augmentation over the generations; more fully "runaway sexual selection".

Origin

1970s; earliest use found in Science.
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